PASS 19 Feb

A patient comes in to see you. You complete a BPE and find that in the upper right posterior sextant: the black band is completely visible, there is no plaque or calculus or overhanging restorations and there is bleeding on probing present. What score would you give this sextant?

• 0

• 1

• 2

• 3

Name two things you would observe in the mouth of a periodontally healthy patient? 

Can you diagnose gingivitis or periodontitis using BPE?

• Yes

• No

When should you NOT carry out BPE?

What is the probing depth when the black band is partially visible on a BPE probe?

• 0.5mm

• 0.5mm-3.5mm

• 3.5mm-5.5mm

• 5.5mm-8.5mm

• 8.5mm-11.5mm

What is the importance of surfactant in the lungs?

What are the 3 forms that carbon dioxide is transported in the body?

What does hyperventilation lead to?

• Hypocapnia

• Hypercapnia

When haemoglobin binds oxygen in the lungs, leading to a reduced affinity for carbon dioxide, which effect is being observed?

• Chloride shift

• Haldane effect

How does the chemoreflex respond to an increase in carbon dioxide levels in the blood?

• • Decreases ventilation rate

• • Increases ventilation rate